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Cisco DCNM LAN Fabric Configuration Guide, Release 11.4(1)
First Published: 2020-07-02
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CONTENTS
Overview 1
CHAPTER 1
Cisco Data Center Network Manager 1
REST API Tool 2
New and Changed Information 7
CHAPTER 2
New and Changed Information 7
Dashboard 13
CHAPTER 3
Dashboard 13
Dashlets 14
Topology 19
CHAPTER 4
Topology 19
Status 19
Scope 20
Searching 21
Quick Search 21
Host name (vCenter) 21
Host IP 21
Host MAC 21
Multicast Group 21
Redirected Flows 22
VXLAN ID (VNI) 24
VLAN 24
VXLAN OAM 25
Show Panel 26
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Layouts 27
Zooming, Panning, and Dragging 27
Switch Slide-Out Panel 29
Beacon 29
Tagging 29
More Details 29
Link Slide-Out Panel 31
24-Hour Traffic 31
vCenter Compute Visualization 31
Support for Cisco UCS B-Series Blade Servers 32
Enabling vCenter Compute Visualization 34
Using vCenter Compute Visualization 36
Troubleshooting vCenter Compute Visualization 41
Container Orchestrator 42
Using the UI Controls on Container Orchestrator Visualization 44
Control 49
CHAPTER 5
Fabrics 49
VXLAN BGP EVPN Fabrics Provisioning 50
Creating a New VXLAN BGP EVPN Fabric 53
Adding Switches to a Fabric 71
Pre-provisioning Support in DCNM 11 84
Precision Time Protocol for Easy Fabric 98
Support for Super Spine Role in DCNM 99
Changing the TCAM Configuration on a Device 105
Preselecting Switches as Route-Reflectors and Rendezvous-Points 106
Adding a vPC L3 Peer Keep-Alive Link 107
Changing the Local Authentication to AAA Authentication for Switches in a Fabric 110
IPv6 Underlay Support for Easy Fabric 112
Brownfield Deployment-Transitioning VXLAN Fabric Management to DCNM 112
Configuring Fabrics with eBGP Underlay 112
Creating an External Fabric 112
Discovering New Switches 122
Adding non-Nexus Devices to External Fabrics 127
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Pre-provisioning a Device 131
Pre-provisioning an Ethernet Interface 136
Creating a vPC Setup 137
Undeploying a vPC Setup 142
Multi-Site Domain for VXLAN BGP EVPN Fabrics 142
Support for CloudSec in Multi-Site Deployment 171
Removing a Fabric From an MSD 174
Moving a Standalone Fabric (With Existing Networks and VRFs) to an MSD Fabric 174
Managing Switches Using LAN Classic Templates 175
Creating a LAN Classic Fabric 176
Adding Switches to LAN Classic Fabric 178
Creating a Fabric Group and Associating Member Fabrics 180
Support for Inter-Fabric Connection in LAN Classic Fabric Template 181
SSH Key RSA Handling 181
Switch Operations 183
Fabric Multi Switch Operations 186
Tabular View - Switches 186
Tabular View - Links 188
Creating Intra-Fabric Links 189
Creating Inter-Fabric Links 194
Exporting Links 198
Importing Links 199
Viewing Details of Fabric Links 199
Viewing the Traffic Details of Fabric Links 200
Symmetric Automatic VRF Lite 201
Layer 3 Port Channels 202
Configuring Layer 3 Port Channel on Interfaces 203
Configuring Layer 3 Port Channel on Interfaces for IOS XE Devices 203
Deploying Policies on Physical Interfaces for non-Nexus Devices 204
Configuring Layer 3 Port Channel on Subinterfaces 205
Configuring Layer 3 Port Channel for Inter-fabric Connectivity 206
Tabular View - Operational View 207
Viewing the Operational Status 208
Viewing Logical Links 209
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Viewing Alerts and Event Notifications 209
Support for ToR Switches 209
vPC Fabric Peering 210
Creating a Virtual Peer Link 212
Converting a Physical Peer Link to a Virtual Peer Link 215
Converting a Virtual Peer Link to a Physical Peer Link 216
Advertising PIP on vPC 217
Viewing and Editing Policies 218
Viewing Policies 218
Adding a Policy 220
Deploying Policies 221
Editing a Policy 222
Current Switch Configuration 223
Retrieving the Authentication Key 223
Custom Maintenance Mode Profile Policy 225
Creating and Deploying a Custom Maintenance Mode Profile Policy 226
Deleting a Custom Maintenance Mode Profile Policy 227
Return Material Authorization (RMA) 229
Prerequisites 229
Guidelines and Limitations 229
POAP RMA Flow 229
Manual RMA Flow 232
RMA for User with Local Authentication 234
Interfaces 234
Adding Interfaces 238
Breakout 239
Editing Interfaces 240
Deleting Interfaces 241
Shutting Down and Bringing Up Interfaces 242
Viewing Interface Configuration 243
Rediscovering Interfaces 243
Viewing Interface History 244
Deploying Interface Configurations 244
Creating External Fabric Interfaces 244
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Creating and Deploying Networks and VRFs 245
Viewing Networks and VRFs for a Fabric 246
Creating Networks for the Standalone Fabric 247
Editing Networks for the Standalone Fabric 250
Creating VRFs for the Standalone Fabric 251
Editing VRFs for the Standalone Fabric 256
Deploying Networks for the Standalone and MSD Fabrics 257
Deploying VRFs for the Standalone and MSD Fabrics 266
Undeploying Networks for the Standalone Fabric 272
Undeploying VRFs for the Standalone Fabric 273
Deleting Networks and VRFs 273
Configuring Multiple VLAN IDs to a Single VNI 274
Enhanced Role-based Access Control in Cisco DCNM 275
Network-Operator Role 275
Network-Stager Role 276
Viewing Policy Change History 276
Freezing Fabrics in Cisco DCNM 277
Fabric Backup and Restore 278
Backing Up Fabrics 279
Restoring Fabrics 282
Deleting a VXLAN BGP EVPN Fabric 288
Post DCNM 11.4(1) Upgrade for VXLAN BGP EVPN, External, and MSD Fabrics 288
Changing ISIS Configuration from Level 1 to Level 2 289
Configuration Compliance in DCNM 290
Configuration Compliance in External Fabrics 298
Resolving Diffs for Case Insensitive Commands 303
DCNM Tracker 308
Installing the DCNM Tracker 309
Uninstalling the DCNM Tracker 311
Starting the DCNM Tracker 311
Stopping the DCNM Tracker 311
DCNM Tracker Status 312
Troubleshooting - DCNM Tracker 312
Backup - DCNM Tracker 313
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Upgrade - DCNM Tracker 313
Discovery Tracker 313
DCNM Tracker Support on Cisco ISE using TACACS+ 314
Enabling Freeform Configurations on Fabric Switches 315
VMM Workload Automation 321
Overview of Network Objects in vCenter 322
How VMM Workload Automation Works 324
Configuration Files for VMM Workload Automation 324
Installing and Starting the VMM Workload Automation Module 328
Additional Functionalities Using REST APIs 329
Events in vCenter 330
Management 331
Resources 331
Allocating a Resource 332
Releasing a Resource 334
Adding, Editing, Re-Discovering and Removing VMware Servers 334
Adding a Virtual Center Server 334
Deleting a VMware Server 335
Editing a VMware Server 335
Rediscovering a VMware Server 335
Container Orchestrator 336
Adding Container Orchestrator 337
Deleting Container Orchestrator 340
Editing Container Orchestrator 340
Rediscover Kubernetes Cluster 341
Template Library 341
Template Structure 343
Template Format 343
Template Variables 350
Variable Meta Property 352
Variable Annotation 358
Templates Content 362
Advanced Features 364
Report Template 366
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Adding a Template 378
Modifying a Template 379
Copying a Template 379
Deleting a Template 380
Importing a Template 380
Exporting a Template 381
Image Management 381
Smart Image Management 382
Image Upload 383
Deleting an Image 385
Install & Upgrade 385
Upgrade History 385
Switch Level History 394
Packages 395
Installing Packages and Patches 396
Uninstalling Packages and Patches 397
Activating Packages and Patches 397
Deactivate 398
Image Management Policies 398
Adding an Image Management Policy 398
Deleting an Image Management policy 400
Monitor 403
CHAPTER 6
Inventory 403
Viewing Inventory Information for Switches 403
Viewing System Information 407
Hosts 408
Capacity 408
Features 409
VXLAN 409
VLAN 409
Switch Modules 410
FEX 411
VDCs 413
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Viewing Inventory Information for Modules 419
Viewing Inventory Information for Licenses 420
Monitoring Switch 421
Viewing Switch CPU Information 421
Viewing Switch Memory Information 421
Viewing Switch Traffic and Errors Information 422
Viewing Switch Temperature 422
Enabling Temperature Monitoring 423
Viewing Accounting Information 423
Viewing Events Information 423
Monitoring LAN 424
Monitoring Performance Information for Ethernet 424
Monitoring ISL Traffic and Errors 425
Monitoring a vPC 426
Monitoring vPC Performance 427
Alarms 428
Viewing Alarms and Events 428
Monitoring and Adding Alarm Policies 429
Activating Policies 432
Deactivating Policies 432
Importing Policies 433
Exporting Policies 433
Editing Policies 433
Deleting Policies 433
Enabling External Alarms 434
Configuration Compliance Alarms 434
Endpoint Locator Alarms 437
Health Monitor Alarms 440
Administration 443
CHAPTER 7
DCNM Server 443
Starting, Restarting, and Stopping Services 443
Customization 445
Viewing Log Information 446
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Server Properties 447
Modular Device Support 447
Native HA 448
Multi Site Manager 449
Device Connector 452
NX-API Certificate Management for Switches 455
Uploading the certificates on DCNM 457
Installing Certificates on Switches 457
Unlinking and Deleting certificates 458
Troubleshooting NX API Certificate Management 459
Manage Licensing 459
Managing Licenses 459
License Assignments 460
Smart License 465
Server License Files 469
Switch Features—Bulk Install 470
Application Licenses 472
Management Users 474
Remote AAA 474
Local 474
Radius 475
TACACS+ 475
Switch 475
LDAP 476
Managing Local Users 478
Adding Local Users 478
Deleting Local Users 479
Editing a User 479
User Access 479
Managing Clients 480
Performance Setup 481
Performance Setup LAN Collections 481
Event Setup 482
Viewing Events Registration 482
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Notification Forwarding 483
Adding Notification Forwarding 483
Removing Notification Forwarding 484
Event Suppression 485
Add Event Suppression Rules 485
Delete Event Suppression Rule 486
Modify Event Suppression Rule 486
Credentials Management 486
LAN Credentials 487
Credentials Management with Remote Access 489
Applications 495
CHAPTER 8
Cisco DCNM in Unclustered Mode 495
Cisco DCNM in Clustered Mode 496
Requirements for Cisco DCNM Clustered Mode 497
Installing a Cisco DCNM Compute 498
Networking Policies for OVA Installation 499
Enabling the Compute Cluster 500
Managing Application Network Pools 502
Adding Computes into the Cluster Mode 502
Transitioning Compute Nodes 504
Transitioning Compute nodes from VM to Service Engine 504
Transitioning Compute nodes from Service Engine to VM 505
Preferences 506
Telemetry Network and NTP Requirements 506
Installing and Deploying Applications 507
Application Framework User Interface 511
Catalog 512
Health Monitor 513
Alerts 513
Service Utilization 515
Compute Utilization 518
IPAM Integrator 518
Accessing IPAM Integrator 519
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Viewing Network IP Scope 519
Viewing Statistics for the Subnet Utilization 521
Viewing IP Allocation for Hosts 522
Viewing Conflicting Networks 522
Programmable Report 523
Creating a Report Job 525
Viewing a Report Job 527
Downloading Report Information 529
Deleting a Report 530
Comparing Reports 531
Deleting a Report Job 533
Editing a Report Job 533
Rerunning a Report Job 534
Displaying Report Job History 535
Downloading Report Job Information 536
Report Purging 536
Compute 537
Preferences 539
Failure Scenario 539
Compute Node Disaster Recovery 540
Configuring a Fabric with eBGP Underlay 541
CHAPTER 9
Overview 541
Creating an eBGP-based Fabric 541
Adding Switches to a Fabric 551
Discovering Existing Switches 552
Discovering New Switches 557
Deploying Fabric Underlay eBGP Policies 564
Deploying Networks in eBGP-based Fabrics 565
Overview of Networks in a Routed Fabric 565
Creating and Deploying a Network in a Routed Fabric 566
Creating Inter-Fabric Links Between a Routed Fabric and an External Fabric 570
VXLAN EVPN Deployment with eBGP EVPN 573
Deploying Fabric Overlay eBGP Policies 573
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Deploying Spine Switch Overlay Policies 573
Deploying Leaf Switch Overlay Policies 574
Creating and Deploying Networks and VRFs 575
Viewing Networks and VRFs for a Fabric 575
Creating Networks for the Standalone Fabric 576
Editing Networks for the Standalone Fabric 580
Creating VRFs for the Standalone Fabric 581
Editing VRFs for the Standalone Fabric 586
Undeploying Networks for the Standalone Fabric 587
Undeploying VRFs for the Standalone Fabric 587
Deleting Networks and VRFs 588
Configuring Multiple VLAN IDs to a Single VNI 588
Configuring a VXLANv6 Fabric 591
CHAPTER 10
Overview 591
Creating a VXLAN Fabric with IPv6 Underlay 592
Configuring ToR Switches and Deploying Networks 597
CHAPTER 11
Overview 597
Supported Topologies for ToR Switches 597
Configuring ToR Switches 603
Deploying Networks on ToR Switches 609
Connecting Cisco Data Center and a Public Cloud 613
CHAPTER 12
Connecting Cisco Data Center and a Public Cloud 613
Topology Overview 614
Guidelines and Limitations 615
Prerequisites 615
Task Summary 615
Setting the Polling Time 616
Setting Up the On‐premise External Fabric with CSR 1000v 617
Creating an External Fabric 617
Discovering the On-Premises Core Router 617
Setting Up the VXLAN EVPN Fabric 618
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Creating a VXLAN EVPN Fabric 618
Assigning the BGW Role 619
Setting Up the External Fabric with CSR in Azure 619
Creating an External Fabric 619
Discovering the Core Router 620
Setting Up the MSD Fabric for Connectivity 621
Creating an MSD Fabric 621
Moving Other Fabrics into the MSD Fabric 622
Setting Up Connections 623
Connecting the On-Premises BGW and the On-Premises Core Router 623
Connecting the On‐prem Core Router and the Public‐cloud Core Router with IPsec Tunnel 624
Connecting the On-prem BGW and the Public-cloud Core Router using EVPN Peering 626
Saving and Deploying Configurations 628
Extending VRFs 629
Deploying and Extending the VRF On-prem Core Router 630
Creating and Deploying VRF on Public Cloud 631
Configuring Default Gateway for the VM 632
Verifying the Connectivity 633
Deploying Cisco CSR 1000v on Microsoft Azure 633
Viewing Links and Core Routers Details 637
Resetting Packet Counter Using API 637
Managing a Brownfield VXLAN BGP EVPN Fabric 639
CHAPTER 13
Overview 639
Prerequisites 640
Guidelines and Limitations 640
Fabric Topology Overview 642
DCNM Brownfield Deployment Tasks 643
Verifying the Existing VXLAN BGP EVPN Fabric 643
Creating a VXLAN BGP EVPN Fabric 646
Adding Switches and Transitioning VXLAN Fabric Management to DCNM 659
Verifying the Import of the VXLAN BGP EVPN Fabric 671
Verifying VXLANs and Commands on Switches 671
Verifying Resources 675
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Verifying Networks 676
Configuration Profiles Support for Brownfield Migration 679
Migrating a Bottom-Up VXLAN Fabric to DCNM 679
Resolving Config Compliance Error on Switches with Cisco NX-OS Release 7.0(3)I4(8b) and 7.0(4)I4(x)
Images 688
Modifying VLAN Names in a Switch with Cisco NX-OS Release 7.0(3)I4(8b) and 7.0(4)I4(x) Images
692
Changing a Brownfield Imported BIDIR Configuration 694
Manually Adding PIM-BIDIR Configuration for Leaf or Spine Post Brownfield Migration 695
Migrating an MSD Fabric with Border Gateway Switches 695
Endpoint Locator 699
CHAPTER 14
Endpoint Locator 699
Configuring Endpoint Locator 700
Enabling High Availability 708
Flushing the Endpoint Database 708
Configuring Endpoint Locator in DCNM High Availability Mode 709
Configuring Endpoint Locator in DCNM Cluster Mode 710
Configuring Endpoint Locator for External Fabrics 712
Configuring Endpoint Locator for eBGP EVPN Fabrics 712
EPL Connectivity Options 715
Disabling Endpoint Locator 719
Troubleshooting Endpoint Locator 719
Monitoring Endpoint Locator 723
Endpoint Locator Dashboard 723
Endpoint History 728
Endpoint Search 731
Endpoint Life 732
Layer 4-Layer 7 Service 735
CHAPTER 15
Layer 4-Layer 7 Service 735
Guidelines and Limitations for Layer 4-Layer 7 Service 738
Types of Layer 4–Layer 7 Service Devices 738
Configuring Fabric Settings for Layer 4-Layer 7 Service 738
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Configuring Layer 4-Layer 7 Service 741
Create Service Node 741
Create Route Peering 744
Create Service Policy 751
Templates 753
Adding a Route Peering 755
Adding a Service Policy 756
Deleting a Service Node 757
Editing a Service Node 758
Refreshing the Service Policy and Route Peering List 759
Attaching a Service Policy or a Route Peering 759
Detaching a Service Policy or a Route Peering 759
Preview a Service Policy or a Route Peering 759
Deploying a Service Policy or a Route Peering 760
Viewing Deployment History 761
Exporting a Service Policy or a Route Peering Table 764
Importing a Service Policy or a Route Peering Table 764
Deleting a Service Policy 764
Deleting a Route Peering 765
Viewing Service Policy Information 766
Viewing Route Peering Information 768
Service Node Backup and Restore 769
Fabric Backup and Restore 770
Brownfield Migration 770
Layer 4-Layer 7 Service Use Cases 771
CHAPTER 16
Use Case: Intra-tenant Firewall with Policy-based Routing 771
1. Create Service Node 772
2. Create Route Peering 774
3. Create Service Policy 776
4. Deploy Route Peering 778
5. Deploy Service Policy 780
6. View Stats 783
7. View Traffic Flow in Fabric Builder 783
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8. Visualize Redirected Flows to Destination in the Topology window 786
Use Case: Inter-tenant Firewall with eBGP Peering 789
1. Create Service Node 791
2. Create Route Peering 792
3. Deploy Route Peering 794
Use Case: One-arm Load Balancer 796
1. Create Service Node 796
2. Create Route Peering 798
3. Create Service Policy 799
4. Deploy Route Peering 799
5. Deploy Service Policy 799
6. View Stats 800
7. View Traffic Flow in Fabric Builder 800
8. Visualize Redirected Flows to Destination in the Topology window 800
DCNM Integration with ServiceNow 801
CHAPTER 17
DCNM Integration with ServiceNow 801
Guidelines and Limitations of DCNM Integration with ServiceNow 802
Installing and Configuring the Cisco DCNM Application on ServiceNow 803
Viewing the Dashboard 806
Contact Us 810
Troubleshooting DCNM Integration with ServiceNow 810
Template Usage in Cisco DCNM LAN Fabric Deployment 813
CHAPTER 18
Policy Template 813
Fabric Template 817
Profile Template 817
Viewing, Editing, and Adding Policies 818
Viewing Policies 819
Editing Policies 821
Adding Policies 822
Deploying New Configurations 822
switch_freeform Template Usage 823
Example: Create a switch_freeform policy 823
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Changing the Contents of a Template in Use 826
Border Provisioning Use Case in VXLAN BGP EVPN Fabrics - MPLS SR and LDP Handoff 829
CHAPTER 19
Overview of VXLAN EVPN to SR-MPLS and MPLS LDP Interconnection 829
VXLAN MPLS Topology 831
Configuration Tasks for VXLAN MPLS Handoff 833
Editing Fabric Settings for MPLS Handoff 833
Editing Easy Fabric Settings 833
Editing External Fabric Settings 835
Creating an Underlay Inter-Fabric Connection 836
Creating an Overlay Inter-Fabric Connection 839
Deploying VRFs 841
Changing the Routing Protocol and MPLS Settings 843
Border Provisioning Use Case in VXLAN BGP EVPN Fabrics - VRF Lite 845
CHAPTER 20
Prerequisites and Guidelines 845
Sample Scenarios 848
VRF Lite Through the DCNM GUI – From a BGW Device to a Nexus 7000 Series Edge Router 849
VRF Lite Through the DCNM GUI – From a BGW Device To a Non-Nexus Device 861
Automatic VRF Lite (IFC) Configuration 868
Deleting VRF Lite IFCs 872
Additional References 874
Appendix 874
N9K-3-BGW Configurations 874
Border Provisioning Use Case in VXLAN BGP EVPN Fabrics - Multi-Site 877
CHAPTER 21
Border Provisioning Use Case in VXLAN BGP EVPN Fabrics - Multi-Site 877
Prerequisites 878
Limitations 879
Save & Deploy Operation in the MSD Fabric 879
EVPN Multi-Site Configuration 881
Configuring Multi-Site Underlay IFCs - DCNM GUI 882
Configuring Multi-Site Underlay IFCs - Autoconfiguration 883
Configuring Multi-Site Underlay IFCs Towards a Non-Nexus Device - DCNM GUI 884
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Configuring Multi-Site Overlay IFCs 886
Configuring Multi-Site Overlay IFCs - Autoconfiguration 888
Configuring Multi-Site Overlay IFCs Towards a Non-Nexus Device - DCNM GUI 889
Overlay and Underlay Peering Configurations on the Route Server N7k1-RS1 891
Viewing, Editing and Deleting Multi-Site Overlays 891
Deleting Multi-Site IFCs 892
Creating and Deploying Networks and VRFs in the MSD Fabric 893
Deploying a Legacy Site BGW (vPC-BGWs) 896
Additional References 900
Appendix 900
Multi-Site Fabric Base Configurations – Box Topology 900
IBGP Configuration for the Box Topology in the Easy7200 Fabric 901
Route Server Configuration 902
Multi-Site Overlay IFC Configuration 903
Multi-Site Underlay IFC Configuration – Out-of-Box Profiles 903
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